CVE-2025-4953

Aliases:GHSA-m68q-4hqr-mc6fGO-2025-3961
Advisory lineage Upstream: 0 Downstream: 10
Deferred
Published: 16 Sept 2025, 14:54
Last modified:23 Apr 2026, 12:00

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.4 HIGH
v3.1 (cve.org)
EPSS Score
0.04% LOW
0% probability -0.03%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

16 Sept 2025, 14:54
Published
Vulnerability first disclosed
23 Apr 2026, 12:00
Last Modified
Vulnerability information updated

Description

A flaw was found in Podman. In a Containerfile or Podman, data written to RUN --mount=type=bind mounts during the podman build is not discarded. This issue can lead to files created within the container appearing in the temporary build context directory on the host, leaving the created files accessible.

CVSS Metrics

  • v3.1•HIGH•Score: 7.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS Trends

Current EPSS score: 0.04%• Percentile: 14%

Techniques & Countermeasures

  • CWE-378•Creation of Temporary File With Insecure Permissions

    Opening temporary files without appropriate measures or controls can leave the file, its contents and any function that it impacts vulnerable to attack.

Affected Systems

  • github.com/containers•podman

    all

  • github.com/containers/podman•v2

    all

  • github.com/containers/podman•v3

    all

  • github.com/containers/podman•v4

    all

  • github.com/containers/podman•v5

    ≤ 5.5.0 | all

References (19)